{"product_id":"fdctsd-r12-r134a-ac-caps-assortment-100pc-12-sizes-leakproof-sealing-rings-clear-organizer","title":"FDCTSD R12\/R134a AC Caps Assortment 100PC — 12 Sizes, Leakproof Sealing Rings, Clear Organizer","description":"\u003cp\u003e\u003cstrong\u003eFDCTSD 100PCS R12 R134a AC Caps Assortment is a complete 12-size set of pressure port dust caps and valve-core covers that provide leak-resistant sealing and organized storage for most vehicle A\/C systems.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis kit gathers 100 service port caps in twelve commonly used sizes to fit both R12 and R134a air conditioning fittings. Housed in a clear compartmentalized box, the assortment replaces individual spare parts and reduces time spent searching for the right cap during maintenance. Constructed from corrosion-resistant plastic and featuring integrated sealing rings on most sizes, the set aims to keep dust, moisture, and contaminants out of service ports while resisting under-hood heat and pressure.\u003c\/p\u003e\n\n\u003ch3\u003eWhich ports and refrigerants do these caps fit?\u003c\/h3\u003e\n\u003cp\u003eThese caps are designed to cover a broad range of high- and low-pressure A\/C service ports that use the R12 or R134a refrigerants. The assortment includes sizes that match standard OEM thread patterns and popular aftermarket fittings, making it suitable for many domestic and import vehicles.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e12 distinct cap sizes to match common service port diameters\u003c\/li\u003e\n  \u003cli\u003eCompatible with both R12 and R134a valve stems\u003c\/li\u003e\n  \u003cli\u003eIncludes fuel pressure relief valve caps for additional applications\u003c\/li\u003e\n  \u003cli\u003eMost caps include built-in sealing rings for airtight closure\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the kit protect A\/C systems during storage and repair?\u003c\/h3\u003e\n\u003cp\u003eThe caps create a physical barrier that prevents dirt, moisture and small debris from entering service ports when valves are exposed. Sealing rings on most pieces form a snug, leak-resistant fit that reduces the chance of slow refrigerant loss and contamination while vehicles sit or undergo work.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIntegrated sealing rings on the majority of caps for a tight seal\u003c\/li\u003e\n  \u003cli\u003ePressure- and waterproof design tolerates under-hood conditions\u003c\/li\u003e\n  \u003cli\u003ePlastic construction resists corrosion and avoids rust issues\u003c\/li\u003e\n  \u003cli\u003ePrevents particulate ingress during repairs and storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat makes the storage box and organization useful for technicians?\u003c\/h3\u003e\n\u003cp\u003eThe clear, compartmentalized organizer keeps all 12 sizes separated and visible, saving time when selecting the correct cap. A durable plastic box with a hook option allows wall mounting or bench storage, so caps remain orderly and accessible at the point of service.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTransparent lid for quick visual inventory checks\u003c\/li\u003e\n  \u003cli\u003eIndividual compartments prevent cross-mixing of sizes\u003c\/li\u003e\n  \u003cli\u003eCompact footprint fits tool cabinets or wall hooks\u003c\/li\u003e\n  \u003cli\u003eOne SKU replaces multiple loose parts in inventory\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable are these caps under real-world conditions?\u003c\/h3\u003e\n\u003cp\u003eManufactured from corrosion-resistant plastic, the caps are built to withstand heat, humidity, and exposure typical inside engine bays without rusting or cracking. Their pressure-resistant form ensures continued protection even when systems heat up during operation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-grade plastic resists deformation and cracking\u003c\/li\u003e\n  \u003cli\u003eNon-metallic composition eliminates corrosion risk\u003c\/li\u003e\n  \u003cli\u003eDesigned to tolerate under-hood temperatures and pressure\u003c\/li\u003e\n  \u003cli\u003eLong service life reduces repeat replacements\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The FDCTSD 100-piece R12\/R134a cap assortment is suited for professional mechanics, mobile technicians, and DIY vehicle owners who service multiple makes and models. If you need a single, organized kit to replace lost caps, stock a shop, or carry for on-the-road repairs, this set simplifies parts management and helps maintain clean, sealed A\/C and valve ports.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these caps compatible with both R12 and R134a systems?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The 12-size assortment is made to fit common R12 and R134a service ports and many OEM thread patterns.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do the caps include sealing rings to prevent leaks?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Most caps feature integrated sealing rings for a tight, leak-resistant seal; a few black 1\/4\" caps do not include rings.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"FDCTSD","offers":[{"title":"Default Title","offer_id":48084495466654,"sku":"B0GPWX3RTH","price":31.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/fdctsd-front-packaging.jpg?v=1785857346","url":"https:\/\/northtrailauto.ca\/products\/fdctsd-r12-r134a-ac-caps-assortment-100pc-12-sizes-leakproof-sealing-rings-clear-organizer","provider":"North Trail Auto","version":"1.0","type":"link"}